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WTB 1996 4.0L ECU and engine harness


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Just throwing it out there. Considering swapping the new to me 1991 to OBD2 so I can use HP tuners and tune my own ECU instead of relying on the pre-tuned stroker ECU.

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Why not go with a Holley terminator x system? Tunable to your hearts content but will get you going out of the box once you add the 4.2 hyperspark distributor 

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